
37
37
HCD-EC70
HCD-EC70
6-16. PRINTED WIRING BOARD — PT-AC BOARD —
•
See page 21 for Circuit Boards Location.
:Uses unleaded solder.
6-17. SCHEMATIC DIAGRAM — PT-AC BOARD —
32
T002
T001
R052
C053
W052
C052
PT001
RY001
C051
C054
C055
PT002
WH151
L001
D052
D051
R051
1P TERMINAL
1P TERMINAL
4.7k
0.1
50V
WIRE-EARTH
GND
0.1 25V
AC POWER
RELAY
0.1
50V
0.47
25V
0.47
25V
8P
MC2836-T112-1
MC2836-T112-1
4.7k
POWER TRANSFORMER (SUB)
POWER TRANSFORMER (MAIN)
1
8
NOT REPLACEABLE
BULT IN TRANSFORMER
AC IN
*
*
E
MAIN BOARD
CNP151
(Page 27)
1
A
B
C
D
E
F
G
2
3
4
5
6
7
8
• Semiconductor
Location
Ref. No.
Location
D051
E-5
D052
E-5